Tempers flare and loyalties are tested when a series of embarrassing incidents threaten to bring down M.I.9. The team suspect a resurgent enemy organisation called KORPS of coordinating a sting against them, but having seen KORPS destroyed ten years ago, Frank refuses to believe that they still exist. The team must figure out if there is an enemy agent in their midst or if they are dealing with a foe more cunning than SKUL.